CN108085091A - The economical staged general purpose engine oil complexing agent of high-performance CI-4, CH-4 and CF-4 and its application - Google Patents

The economical staged general purpose engine oil complexing agent of high-performance CI-4, CH-4 and CF-4 and its application Download PDF

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Publication number
CN108085091A
CN108085091A CN201711297480.2A CN201711297480A CN108085091A CN 108085091 A CN108085091 A CN 108085091A CN 201711297480 A CN201711297480 A CN 201711297480A CN 108085091 A CN108085091 A CN 108085091A
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engine oil
content
economical
complexing agent
performance
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CN108085091B (en
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王玉乾
刘玉山
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Jinzhou Wanxingyuan Lubricant Additives Co ltd
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Jinzhou Xinxing Oil Additive Co Ltd
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    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
    • C10M161/00—Lubricating compositions characterised by the additive being a mixture of a macromolecular compound and a non-macromolecular compound, each of these compounds being essential
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
    • C10M159/00—Lubricating compositions characterised by the additive being of unknown or incompletely defined constitution
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
    • C10M169/00—Lubricating compositions characterised by containing as components a mixture of at least two types of ingredient selected from base-materials, thickeners or additives, covered by the preceding groups, each of these compounds being essential
    • C10M169/04—Mixtures of base-materials and additives
    • C10M169/044—Mixtures of base-materials and additives the additives being a mixture of non-macromolecular and macromolecular compounds
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
    • C10M2209/00—Organic macromolecular compounds containing oxygen as ingredients in lubricant compositions
    • C10M2209/02—Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
    • C10M2209/08—Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds containing monomers having an unsaturated radical bound to a carboxyl radical, e.g. acrylate type
    • C10M2209/084—Acrylate; Methacrylate
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    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
    • C10M2215/00—Organic non-macromolecular compounds containing nitrogen as ingredients in lubricant compositions
    • C10M2215/02—Amines, e.g. polyalkylene polyamines; Quaternary amines
    • C10M2215/06—Amines, e.g. polyalkylene polyamines; Quaternary amines having amino groups bound to carbon atoms of six-membered aromatic rings
    • C10M2215/064—Di- and triaryl amines
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
    • C10M2215/00—Organic non-macromolecular compounds containing nitrogen as ingredients in lubricant compositions
    • C10M2215/086—Imides
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
    • C10M2219/00—Organic non-macromolecular compounds containing sulfur, selenium or tellurium as ingredients in lubricant compositions
    • C10M2219/04—Organic non-macromolecular compounds containing sulfur, selenium or tellurium as ingredients in lubricant compositions containing sulfur-to-oxygen bonds, i.e. sulfones, sulfoxides
    • C10M2219/046—Overbasedsulfonic acid salts
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
    • C10M2219/00—Organic non-macromolecular compounds containing sulfur, selenium or tellurium as ingredients in lubricant compositions
    • C10M2219/06—Thio-acids; Thiocyanates; Derivatives thereof
    • C10M2219/062—Thio-acids; Thiocyanates; Derivatives thereof having carbon-to-sulfur double bonds
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
    • C10M2223/00—Organic non-macromolecular compounds containing phosphorus as ingredients in lubricant compositions
    • C10M2223/02—Organic non-macromolecular compounds containing phosphorus as ingredients in lubricant compositions having no phosphorus-to-carbon bonds
    • C10M2223/04—Phosphate esters
    • C10M2223/045—Metal containing thio derivatives
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10N—INDEXING SCHEME ASSOCIATED WITH SUBCLASS C10M RELATING TO LUBRICATING COMPOSITIONS
    • C10N2030/00—Specified physical or chemical properties which is improved by the additive characterising the lubricating composition, e.g. multifunctional additives
    • C10N2030/04—Detergent property or dispersant property
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10N—INDEXING SCHEME ASSOCIATED WITH SUBCLASS C10M RELATING TO LUBRICATING COMPOSITIONS
    • C10N2030/00—Specified physical or chemical properties which is improved by the additive characterising the lubricating composition, e.g. multifunctional additives
    • C10N2030/06—Oiliness; Film-strength; Anti-wear; Resistance to extreme pressure
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10N—INDEXING SCHEME ASSOCIATED WITH SUBCLASS C10M RELATING TO LUBRICATING COMPOSITIONS
    • C10N2030/00—Specified physical or chemical properties which is improved by the additive characterising the lubricating composition, e.g. multifunctional additives
    • C10N2030/10—Inhibition of oxidation, e.g. anti-oxidants
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10N—INDEXING SCHEME ASSOCIATED WITH SUBCLASS C10M RELATING TO LUBRICATING COMPOSITIONS
    • C10N2030/00—Specified physical or chemical properties which is improved by the additive characterising the lubricating composition, e.g. multifunctional additives
    • C10N2030/12—Inhibition of corrosion, e.g. anti-rust agents or anti-corrosives
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10N—INDEXING SCHEME ASSOCIATED WITH SUBCLASS C10M RELATING TO LUBRICATING COMPOSITIONS
    • C10N2030/00—Specified physical or chemical properties which is improved by the additive characterising the lubricating composition, e.g. multifunctional additives
    • C10N2030/40—Low content or no content compositions
    • C10N2030/42—Phosphor free or low phosphor content compositions
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10N—INDEXING SCHEME ASSOCIATED WITH SUBCLASS C10M RELATING TO LUBRICATING COMPOSITIONS
    • C10N2030/00—Specified physical or chemical properties which is improved by the additive characterising the lubricating composition, e.g. multifunctional additives
    • C10N2030/40—Low content or no content compositions
    • C10N2030/43—Sulfur free or low sulfur content compositions
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10N—INDEXING SCHEME ASSOCIATED WITH SUBCLASS C10M RELATING TO LUBRICATING COMPOSITIONS
    • C10N2040/00—Specified use or application for which the lubricating composition is intended
    • C10N2040/25—Internal-combustion engines
    • C10N2040/252—Diesel engines

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  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Organic Chemistry (AREA)
  • Lubricants (AREA)

Abstract

A kind of high-performance CI 4, CH 4 and 4 economical staged general purpose engine oil complexing agents of CF and its application, raw material include：The double octyl group basic zinc salts of super base number calcium alkylbenzenesulfonate, sulphur phosphorus secondary alcohol groups zinc salt, sulphur phosphorus, super base number synthesis sulfonic acid magnesium, molybdenum dithiocarbamate, macromolecule boronation ashless dispersant and pungent butyl diphenylamines.Raw material is weighed, adds in reconciliation kettle, heats up 60 DEG C 70 DEG C, 1.5h 2h are stirred under normal pressure, filtering obtains high performance universal I. C. engine oil complexing agent.The I. C. engine oil complexing agent can be used for heavy load, high-power, bad working environments, staged I. C. engine oil, meet the performance requirement of I. C. engine oil, the application being suitble in CI 4/SL, CH 4/SL, the economical staged general purpose engine oils of CF 4/SJ.

Description

The economical staged general purpose engine oil complexing agent of high-performance CI-4, CH-4 and CF-4 And its application
Technical field
The present invention relates to the economical staged general purpose engine oils of a kind of high-performance CI-4/SL, CH-4/SL and CF-4/SJ Complexing agent and its application.
Background technology
The demand for development of heavy-duty oil is：(1) gross will reach emission regulation demands；(2) warp of fuel Ji property, develops to 5W/30 viscosity direction, is improved than 10W/30 economy；(3) in emission control, sulfur content is reduced, reduces phosphorus Content reduces nitrogen content, reduces sulfated ash.Furthermore it is required that diesel vehicle, which must use, post-processes tail gas catalyzed converter, Particulate filter using measures such as ultra-low sulfur fuel, reduces discharge.In short, the requirement discharged to the exhaust gas of diesel engine is more Add harshness.
The content of the invention
The technical problem to be solved by the present invention is to a kind of economical ladders of high-performance CI-4/SL, CH-4/SL and CF-4/SJ Formula general purpose engine oil complexing agent and its application, the I. C. engine oil complexing agent can be used for heavy load, high-power, bad working environments, rank Ladder type I. C. engine oil meets the performance requirement of I. C. engine oil.
The present invention technical solution be：
A kind of economical staged general purpose engine oil complexing agent of high-performance CI-4/SL, CH-4/SL, CF-4/SJ, each group Divide includes by weight ratio：
Further, the macromolecule boronation ashless dispersant be high molecular weight polyisobutylene base succimide, high score The N content 1.0-1.1% of sub- boronation ashless dispersant, Boron contents 0.3%.
Further, calcium content >=14m% of the super base number calcium alkylbenzenesulfonate, total base number >=395mgKOH/g.
Further, sulphur phosphorus secondary alcohol groups zinc salt Zn content >=9.5%, P content >=7.5%, S content 15-19%；Sulphur phosphorus is double The Zn content 8.0-10.5% of octyl group basic zinc salt, P content 6.5-8.8%, S content 12-18%.
Further, Mg content >=8.5% of super base number synthesis sulfonic acid magnesium, total base number >=395mgKOH/g.
Further, molybdenum content >=8% of molybdenum dithiocarbamate；Pungent butyl diphenylamines TBN 152-172mg KOH/g。
A kind of economical staged general purpose engine oil complexing agent of high-performance CI-4/SL, CH-4/SL, CF-4/SJ, step It is rapid as follows：
By raw material weight distribution ratio, add in reconciliation kettle, heat up 60 DEG C -70 DEG C, 1.5h-2h is stirred under normal pressure, filter, obtain To the economical staged general purpose engine oil complexing agent of high-performance CI-4/SL, CH-4/SL, CF-4/SJ.
It is prepared by a kind of economical staged general purpose engine oil complexing agent of high-performance CI-4/SL, CH-4/SL, CF-4/SJ Application in the economical staged general purpose engine oils of CI-4/SL, is characterized in that：
Including following component：
Multiple agent mixing process condition such as table 1：
Table 1
Concoct temperature DEG C Reconciliation time h
60-70 1.5-2
Super base number calcium alkylbenzenesulfonate has excellent high temperature cleansing performance and neutralization.Sulphur phosphorus secondary alcohol groups zinc salt has more work( The energy anti-corruption of antioxygen is wear-resistant.The double octyl group basic salts of sulphur phosphorus are wear-resistant multi-functional with the anti-corruption of long chain alkane high temperature antioxygen.Super base number synthesis Sulfonic acid magnesium has high temperature detergent performance.Macromolecule boronation ashless dispersant has the function of low temperature peptizaiton and wear-resistant.Dioxane Two sulphur formic acid molybdenum of base and pungent butyl diphenylamines are all high temperature reinforcing agent, first, FM friction improver molybdenums, boron salt is wear-resistant for nanometer base Agent is to improve a kind of superpower anti-attrition effect of fuel economy；Second is that the performance of high-temperature antioxidant high temperature resistant.
The present invention makes its suitable II, III, IV class base oil and VII, performance can by each material content of rational allocation Meet CI-4/SL, CH-4/SL, CF-4/SJ performance level, and suitable for the high-power economical staged of bad working environments heavy load All-purpose engine oil complexing agent.The antifriction function of FM molybdenum salt is quoted in formula, reaches environmental protection and energy saving and improves fuel economy, extension is changed oil The performance in cycle；Sulfated ash is reduced, that is, reduces and control sulfur content, phosphorus content；Increase matching somebody with somebody for high molecular ashless dispersant Than, and then the requirement of diesel engine various functions.For domestic high-performance CI-4/SL, CH-4/SL, CF-4/SJ complexing agent It plugs a gap, to carry out national brand, autonomy-oriented, complexing agent marketing development with all strength.
Specific embodiment
Embodiment 1
Weigh raw material：
Macromolecule boronation ashless dispersant is high molecular weight polyisobutylene base succimide, and macromolecule boronation ashless disperses The N content 1.0-1.1% of agent, Boron contents 0.3%；Calcium content >=14m% of super base number calcium alkylbenzenesulfonate, total base number >= 395mgKOH/g；Sulphur phosphorus secondary alcohol groups zinc salt Zn content >=9.5%, P content >=7.5%, S content 15-19%；The double octyl group alkali of sulphur phosphorus The Zn content 8.0-10.5%, P content 6.5-8.8%, S contents 12-18% of property zinc salt；The Mg contents of super base number synthesis sulfonic acid magnesium >=8.5%, total base number >=395mgKOH/g；Molybdenum content >=8% of molybdenum dithiocarbamate；Pungent butyl diphenylamines TBN 152-172mg KOH/g；
By raw material weight distribution ratio, add in reconciliation kettle, heat up 60 DEG C, 2h is stirred under normal pressure, filter, obtain high-performance The economical staged general purpose engine oil complexing agent of CI-4/SL, CH-4/SL, CF-4/SJ.
Embodiment 2
Weigh raw material：
Macromolecule boronation ashless dispersant is high molecular weight polyisobutylene base succimide, and macromolecule boronation ashless disperses The N content 1.0-1.1% of agent, Boron contents 0.3%；Calcium content >=14m% of super base number calcium alkylbenzenesulfonate, total base number >= 395mgKOH/g；Sulphur phosphorus secondary alcohol groups zinc salt Zn content >=9.5%, P content >=7.5%, S content 15-19%；The double octyl group alkali of sulphur phosphorus The Zn content 8.0-10.5%, P content 6.5-8.8%, S contents 12-18% of property zinc salt；The Mg contents of super base number synthesis sulfonic acid magnesium >=8.5%, total base number >=395mgKOH/g；Molybdenum content >=8% of molybdenum dithiocarbamate；Pungent butyl diphenylamines TBN 152-172mg KOH/g；
By raw material weight distribution ratio, add in reconciliation kettle, heat up 70 DEG C, 1.5h is stirred under normal pressure, filter, obtain high-performance The economical staged general purpose engine oil complexing agent of CI-4/SL, CH-4/SL, CF-4/SJ.
Embodiment 3
Weigh raw material：
Macromolecule boronation ashless dispersant is high molecular weight polyisobutylene base succimide, and macromolecule boronation ashless disperses The N content 1.0% of agent, Boron contents 0.3%；The calcium content 14m% of super base number calcium alkylbenzenesulfonate, total base number 405mgKOH/g；Sulphur Phosphorus secondary alcohol groups zinc salt Zn contents 9.5%, P content 7.5%, S contents 15%；The Zn contents 8.0% of the double octyl group basic zinc salts of sulphur phosphorus, P content 6.5%, S contents 12%；The Mg contents 8.5% of super base number synthesis sulfonic acid magnesium, total base number 405mgKOH/g；Dialkyl group two The molybdenum content 8% of bamic acid molybdenum；Pungent butyl diphenylamines TBN160mg KOH/g；
By raw material weight distribution ratio, add in reconciliation kettle, heat up 65 DEG C, 100min is stirred under normal pressure, filter, obtain high property It can the economical staged general purpose engine oil complexing agent of CI-4/SL, CH-4/SL, CF-4/SJ.
First, 3 complexing agent product quality data of 1- of embodiment of the present invention embodiments
2 1- of embodiment of the present invention embodiments of table, 3 complexing agent product quality tables of data
Project Quality index Test method
Kinematic viscosity (100 DEG C), mm2/s 131 GB/T265
Total base number mgKOH/g ≥110 SH/T0251
Calcium content m% ≥3.1 SH/T0270
Zn content m% ≥1.17 SH/T0226
Phosphorus content m% ≥1.0 SH/T0296
Nitrogen content m% ≥0.65 SH/T0224
Content of magnesium m% ≥0.2 SH/T0027
Molybdenum content m% ≥0.08 ASTM D5185
Boron contents m% ≥0.13 SH/T0227
2nd, oil product allotment example：
API CI-4/SL 10W/40
Note：2# non-silicon composite anti-foam agent is not included in the total content of oil product allotment.
The API CI-4/SL 10W/40 oil test testing results that 3 embodiment of the present invention of table, 3 complexing agent is tuned into
3rd, advantage of the invention
1st, the complexing agent of CI-4/SL, CH-4/SL, CF-4/SJ have superior oxidation resistance energy, inhibit the formation of deposit And paint film, have good high temperature peace and quiet and low energy dispersion, inhibition viscosity build, raising fuel economy extension are changed oil week Phase.
2nd, it is economical stepped product that this, which answers agent, can meet CI-4/SL, CH-4/SL, CF- under relatively low-dose situation 4/SJ.Each specific recommended dose of performance level such as table 4：
Table 4
API specification class Add dosage % API specification class Add dosage %
CI-4 11.8 CF-4/SG 6.0
CH-4/SL 11.5 CF/SG 4.8
CF-4/SJ 7.2 CD/SF 4.2
If the 3rd, plus shown in the agent level level of being in a leading position compared with similar products at home and abroad 5：
Table 5
The name of an article CI-4 CH-4/SL CF-4/SJ CF-4/SG CF/SG CD/SF
This complexing agent 11.8 11.5 7.2 6.0 4.8 4.2
OLOA59110 14.93
Hitec8799B 12.3 9.6
InfineumD1237 7.2 6.5
InfineumD1185 5.7
It is similar multiple that above-mentioned subordinate list fully shows Chinese independent intellectual property right complexing agent plus dosage is better than external four major companies Mixture is horizontal.
In short, the complexing agent of the present invention is the general internal combustion of the economical staged of a kind of CI-4/SL, CH-4/SL, CF-4/SJ Machine oil complexing agent.Using remarkable high molecular ashless dispersant, high temperature detersive, high-temperature antioxidant, oxidation and corrosion inhibitor and FM rub The compounded technologies such as modifier molybdenum salt are wiped, can meet CI-4/SL, CH-4/SL, CF-4/ under suitable II, III, IV class oil and VII SJ performance requirements are horizontal.
The present invention embodies branding, the autonomy-oriented for carrying forward national industry, and China's high-performance complexing agent is substantially reduced from this With the gap of import complexing agent.Make domestic and four major company's similar products compare favourably and the level that is in a leading position.
It these are only specific embodiments of the present invention, be not intended to limit the invention, for those skilled in the art For member, the invention may be variously modified and varied.Any modification within the spirit and principles of the invention, being made, Equivalent substitution, improvement etc., should all be included in the protection scope of the present invention.

Claims (8)

1. a kind of economical staged general purpose engine oil complexing agent of high-performance CI-4/SL, CH-4/SL, CF-4/SJ, feature It is：Each component includes by weight ratio：
2. the economical staged general purpose engine oil of high-performance CI-4/SL, CH-4/SL, CF-4/SJ according to power requires 1 Complexing agent, it is characterized in that：The macromolecule boronation ashless dispersant be high molecular weight polyisobutylene base succimide, macromolecule The N content 1.0-1.1% of boronation ashless dispersant, Boron contents 0.3%.
3. the economical staged general purpose engine oil of high-performance CI-4/SL, CH-4/SL, CF-4/SJ according to power requires 1 Complexing agent, it is characterized in that：Calcium content >=14m% of the super base number calcium alkylbenzenesulfonate, total base number >=395mgKOH/g.
4. the economical staged general purpose engine oil of high-performance CI-4/SL, CH-4/SL, CF-4/SJ according to power requires 1 Complexing agent, it is characterized in that：Sulphur phosphorus secondary alcohol groups zinc salt Zn content >=9.5%, P content >=7.5%, S content 15-19%；Sulphur phosphorus is double The Zn content 8.0-10.5% of octyl group basic zinc salt, P content 6.5-8.8%, S content 12-18%.
5. the economical staged general purpose engine oil of high-performance CI-4/SL, CH-4/SL, CF-4/SJ according to power requires 1 Complexing agent, it is characterized in that：Mg content >=8.5% of super base number synthesis sulfonic acid magnesium, total base number >=395mgKOH/g.
6. the economical staged general purpose engine oil of high-performance CI-4/SL, CH-4/SL, CF-4/SJ according to power requires 1 Complexing agent, it is characterized in that：Molybdenum content >=8% of molybdenum dithiocarbamate；Pungent butyl diphenylamines TBN 152-172mg KOH/g。
7. a kind of economical staged general purpose engine oil complexing agent of high-performance CI-4/SL, CH-4/SL, CF-4/SJ, feature It is：Preparation process is as follows：
By raw material weight distribution ratio, add in reconciliation kettle, heat up 60 DEG C -70 DEG C, 1.5h-2h is stirred under normal pressure, filter, obtain height The economical staged general purpose engine oil complexing agent of performance CI-4/SL, CH-4/SL, CF-4/SJ.
8. a kind of general purpose engine oil complexing agent as described in claim 1 is in the preparation economical stageds of CI-4/SL are general Application in combustion engine oil, it is characterized in that：
Including following component：
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